html js表格排序的问题
这个 js 表格问题，为何新增的两个项后，后幸的项单击不排序，请教要JS该如何更改?
代码完整示例如下：（由于代码太长了分两次打复制）谢谢:毕业论文
<html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>Table</title> <style type="text/css"> body{ font-size:12px} #tab{ border-collapse: collapse;} .edit{ height:16px; width:98%; background-color:#EFF7FF; font-size:12px; border:0px;} #tab thead td{ background:url(/upload/201005/20100531233452190.bmp);color:#183C94} #tab tbody td{ overflow:hidden} #tab td{border: 1px solid #CECFCE;height:20px;line-height:20px;vertical-align:middle; } #tab td.tc{text-align:center;} .cc{width:10px;height:6px; border:1px solid #999999; background-color:#FFFFFF; position:absolute; display:none;} #tab td.red{border-color:#f30;} .ww{height:100%;width:1px;background:#CECFCE;float:right;margin-right:-1px;cursor:sw-resize} .line{ width:2px; background-color:#999999; position:absolute; display:none} </style> </head> <body> <table id="tab" border="0" cellspacing="1" cellpadding="0"> <thead> <tr> <td width="60"class="tc" ><span>ID</span><div class="ww"></div></td> <td width="60"class="tc"><span>选中</span><div class="ww"></div></td> <td width="100" class="tc"><span>姓名</span><div class="ww"></div></td> <td width="100" class="tc" ><span>生日</span><div class="ww"></div></td> <td width="180" class="tc" ><span>备注</span><div class="ww"></div></td> <td width="180" class="tc" ><span>新增的项</span><div class="ww"></div></td> <td width="180" class="tc" ><span>新增的项</span><div class="ww"></div></td> </tr> </thead> <tbody> <tr> <td height="16">1</td> <td><input type ="checkbox"></td> <td>张三</td> <td>1982-05-27</td> <td>杯具,全是杯具</td> <td>杯具,全是杯具</td> <td>杯具,全是杯具</td> </tr> <tr> <td>3</td> <td><input type ="checkbox"></td> <td>李四</td> <td>1983-06-27</td> <td>恩恩我魔兽技术不错</td> <td>杯具,全是杯具</td> <td>杯具,全是杯具</td> </tr> <tr> <td>2</td> <td><input type ="checkbox"></td> <td>王五</td> <td>1983-05-27</td> <td>波斯王子 时之刃还不错</td> <td>杯具,全是杯具</td> <td>杯具,全是杯具</td> </tr> <tr> <td>4</td> <td><input type ="checkbox"></td> <td>赵六</td> <td>1983-05-27</td> <td>我叫赵六</td> <td>杯具,全是杯具</td> <td>杯具,全是杯具</td> </tr> <tr> <td>5</td> <td><input type ="checkbox"></td> <td>朱八</td> <td>1986-05-27</td> <td>洗洗睡吧</td> <td>杯具,全是杯具</td> <td>杯具,全是杯具</td> </tr> </tbody> </table>
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this.initialize.apply(this, arguments) : this;}; _class.prototype = properties; return _class; }; var Table = new Class({ initialize : function(tab,set){ this.table = tab; this.thead = tab.getElementsByTagName('thead')[0]; //常用的dom元素做成索引 this.theadtds = this.thead.getElementsByTagName('td'); // this.rows = []; //里面tbodys记录所有tr的引用 这里用数组记录是因为数组有reverse方法,可以用来正序,反序 this.clos = {}; //里面记录所有列元素的引用 this.edits = {}; //编辑表格的规则和提示 this.sortCol = null; //记录哪列正在排序中 this.inputtd = null; //记录哪个input被编辑了 this.closarg ={ tdnum : null, totdnum : null, closmove : BindAsEventListener(this,this.closmove), closup : BindAsEventListener(this,this.closup) };//关于列拖拽的一些属性方法 this.widtharg ={ td : null, nexttd : null, x : 0, tdwidth : 0, nexttdwidth : 0, widthmove : BindAsEventListener(this,this.widthmove), widthup : BindAsEventListener(this,this.widthup) }; var i=0,j=0,d=document,rows =tab.tBodies[0].rows,tds1 = tab.tBodies[0].getElementsByTagName('td'),edit=[]; var divs = this.thead.getElementsByTagName('div'); this.input = d.createElement('input'); //编辑用的input this.input.type = "text"; this.input.className = 'edit'; this.img = d.body.appendChild(d.createElement('div')); this.img.className ="cc" ; this.line = d.body.appendChild(d.createElement('div')); this.line.className = 'line'; this.line.style.top = tab.offsetTop +"px"; if(Sys.IE6){ this.checkbox = {}; //记录那些checkbox被选中了 处理ie6不兼容的问题 var checkboxs = tab.getElementsByTagName('input'),k =0; for(var lll=checkboxs.length;k<lll;k++) checkboxs[k].type=="checkbox"&&addListener(checkboxs[k],"click",Bind(this,function(elm,k){ elm.checked==true?(this.checkbox[k] = elm):(delete this.checkbox[k]); },checkboxs[k],k)); }; for(var l=set.length;i<l;i++){ addListener(this.theadtds[set[i].id],'click',Bind(this,this.sortTable,this.theadtds[set[i].id],set[i].id,set[i].type)); set[i].edit&&(this.edits[set[i].id]={rule:set[i].edit.rule,message:set[i].edit.message}); }; for(l=rows.length;j<l;j++) this.rows[j]=rows[j]; for(var k=0,l=this.theadtds.length;k<l;k++){ this.clos[k]=[]; this.theadtds[k].setAttribute('clos',k) addListener(this.theadtds[k],'mousedown',BindAsEventListener(this,this.closdrag)); } for(var i=0,l=tds1.length;i<l;i++){ var p = i<this.theadtds.length-1?i:i%this.theadtds.length; this.clos[p][this.clos[p].length] = tds1[i]; this.edits[p]&&tds1[i].setAttribute('edit',p); } for(var i=0,l=divs.length;i<l;i++){ addListener(divs[i],'mousedown',BindAsEventListener(this,this.widthdrag)); } /*---------------------------------------------*/ /*---------------------------------------------*/ addListener(this.thead,'mouseover',BindAsEventListener(this,this.theadhover)); addListener(tab.tBodies[0],'dblclick',BindAsEventListener(this,this.edit)); addListener(this.input,'blur',Bind(this,this.save,this.input)); }, theadhover : function(e){ e = e || window.event; var obj = e.srcElement ||e.target; if(obj.nodeName.toLowerCase() =='td') this.closarg.totdnum = (obj).getAttribute('clos'); else if(obj.nodeName.toLowerCase() =='div') obj.style.cursor="sw-resize"; }, widthdrag : function(e){ if(Sys.IE){e.cancelBubble=true}else{e.stopPropagation()} this.widtharg.x = e.clientX; this.widtharg.td = (e.srcElement ||e.target).parentNode; if(Sys.IE){ this.widtharg.nexttd = this.widtharg.td.nextSibling; }else{ this.widtharg.nexttd = this.widtharg.td.nextSibling.nextSibling; } this.widtharg.tdwidth = this.widtharg.td.offsetWidth; this.widtharg.nexttdwidth = this.widtharg.nexttd.offsetWidth; this.line.style.height = this.table.offsetHeight +"px"; addListener(document,'mousemove',this.widtharg.widthmove); addListener(document,'mouseup',this.widtharg.widthup); }, widthmove : function(e){ window.getSelection ? window.getSelection().removeAllRanges() : document.selection.empty(); var x = e.clientX - this.widtharg.x,left = e.clientX,clientx=e.clientX ; if(clientx<this.widtharg.x){ if(this.widtharg.x - clientx>this.widtharg.tdwidth-35) left = this.widtharg.x - this.widtharg.tdwidth+35; } if(clientx>this.widtharg.x) { if(clientx - this.widtharg.x>this.widtharg.nexttdwidth-35) left = this.widtharg.x + this.widtharg.nexttdwidth-35; } Css(this.line,{display:"block",left:left+"px"}); }, widthup : function(e){ this.line.style.display = "none"; var x= parseInt(this.line.style.left) - this.widtharg.x; this.widtharg.nexttd.style.width = this.widtharg.nexttdwidth -x +'px'; this.widtharg.td.style.width = this.widtharg.tdwidth + x +'px'; removeListener